Appleton® EFS175-F1 EFS 1-Gang Dead End Non-Sealed Tumbler Switch With Internal Ground Screw, 120/277 VAC, 20 A, NEMA 7CD/9EFG
Tumbler-Snap Switch Control Stations
138440
MFG #: EFS175F1
Appleton™
243.79000
/ ea
EFS series non-sealed tumbler switches prevent ignition of hazardous atmospheres by containing any arcing within an explosionproof enclosure. Front operated and side rocker arm models are available and both types can be padlocked in either the on or off position.
- Applications
- Features
| For Arcing Of Enclosed Switches In Ignitable Atmospheres During Connect And Disconnect Operation Of Lighting And Light Power Loads |
| Enclosures have external mounting lugs for ease of mounting; Smooth, rounded integral bushing in each hub protects conductor insulation; Enclosures furnished with internal ground screw; Smooth ground mating surfaces assure flame-tight joint between cover and mounting enclosure; Stainless steel hex head cap screws for attaching cover to mounting enclosure; Choice of front-operating or side rocker arm handle each may be locked in ON or OFF position; Each handle has close-tolerance threaded stainless steel shaft to meet explosionproof requirements; Enclosures furnished with internal ground screw; For installation in: Chemical plants, petrochemical plants, refineries, other process industries |
| Enclosures have external mounting lugs for ease of mounting |
| Smooth, rounded integral bushing in each hub protects conductor insulation |
| Enclosures furnished with internal ground screw |
| Smooth ground mating surfaces assure flame tight joint between cover and mounting enclosure |
| Stainless steel hex head cap screws for attaching cover to mounting enclosure |
| Choice of front operating or side rocker arm handle each may be locked in ON or OFF position |
| Each handle has close tolerance threaded stainless steel shaft to meet explosionproof requirements |
| For use in classified areas where ignitable vapors, gases or highly combustible dusts are present |
| Explosionproof and dust-ignitionproof |
| NEC class I, division 1 and 2, groups C, D class II, division 1 and 2, groups E, F, G class III |
| 3/4 in hub |
| Zinc electroplate/chromate/epoxy powder coated |